func CloneNodeCode(e *parsecli.Env, isNew, onlyConfig bool, appConfig parsecli.AppConfig) (bool, error) {
cloneTemplate := false
if !isNew && !onlyConfig {
authToken, err := appConfig.GetApplicationAuth(e)
if err != nil {
return false, err
}
herokuAppConfig, ok := appConfig.(*parsecli.HerokuAppConfig)
if !ok {
return false, stackerr.New("invalid heroku app config")
}
var gitURL string
g := &gitInfo{}
herokuAppName, err := parsecli.FetchHerokuAppName(herokuAppConfig.HerokuAppID, e)
if err != nil {
return false, err
}
gitURL = fmt.Sprintf("https://:%[email protected]/%s.git", authToken, herokuAppName)
err = g.clone(gitURL, e.Root)
if err != nil {
fmt.Fprintf(e.Err, `Failed to fetch the latest deployed code from Heroku.
Please try "git clone %s %s".
Currently cloning the template project.
`,
gitURL,
e.Root,
)
cloneTemplate = true
} else {
isEmpty, err := g.isEmptyRepository(e.Root)
if err != nil {
return false, err
}
if isEmpty {
if err := os.RemoveAll(e.Root); err != nil {
return false, stackerr.Wrap(err)
}
cloneTemplate = true
}
}
}
cloneTemplate = (isNew || cloneTemplate) && !onlyConfig
return cloneTemplate, setupNodeSample(e, cloneTemplate)
}
func (h *downloadCmd) run(e *parsecli.Env, ctx *parsecli.Context) error {
appConfig, ok := ctx.AppConfig.(*parsecli.HerokuAppConfig)
if !ok {
return stackerr.New("expected heroku project config type")
}
authToken, err := appConfig.GetApplicationAuth(e)
if err != nil {
return err
}
herokuAppName, err := parsecli.FetchHerokuAppName(appConfig.HerokuAppID, e)
if err != nil {
return err
}
gitURL := fmt.Sprintf("https://:%[email protected]/%s.git", authToken, herokuAppName)
return (&gitInfo{}).pull(e, gitURL)
}
func (h *herokuLink) herokuAppNames(ids []string, e *parsecli.Env) (nameIDs, []string, error) {
var wg errgroup.Group
wg.Add(len(ids))
maxParallel := make(chan struct{}, maxRequests)
var (
ret nameIDs
deletedLinks []string
retMutex sync.Mutex
deletedLinksMutex sync.Mutex
)
getAppName := func(id string) {
defer func() {
wg.Done()
<-maxParallel
}()
appName, err := parsecli.FetchHerokuAppName(id, e)
if err != nil {
if stackerr.HasUnderlying(err, stackerr.MatcherFunc(parsecli.HerokuAppNotFound)) {
deletedLinksMutex.Lock()
defer deletedLinksMutex.Unlock()
deletedLinks = append(deletedLinks, id)
return
}
wg.Error(err) // ignore error if corresponding heroku app was deleted
return
}
retMutex.Lock()
defer retMutex.Unlock()
ret = append(ret, nameID{id: id, name: appName})
}
for _, id := range ids {
go getAppName(id)
}
err := wg.Wait()
sort.Sort(ret)
return ret, deletedLinks, stackerr.Wrap(err)
}